import 'package:flutter/material.dart';
import 'dart:async';

import 'package:flutter/services.dart';
import 'package:test_ios_status_bar/test_ios_status_bar.dart';

void main() {
  runApp(const MyApp());
}

class MyApp extends StatefulWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  String _platformVersion = 'Unknown';

  @override
  void initState() {
    super.initState();
    initPlatformState();
  }

  // Platform messages are asynchronous, so we initialize in an async method.
  initPlatformState() {
    // Platform messages may fail, so we use a try/catch PlatformException.
    // We also handle the message potentially returning null.
    TestIosStatusBar.instance.addListener(() {
      if (!mounted) return;
      setState(() {
        _platformVersion = "tap status bar";
      });
    });

    // If the widget was removed from the tree while the asynchronous platform
    // message was in flight, we want to discard the reply rather than calling
    // setState to update our non-existent appearance.

  }

  @override
  void dispose() {
    TestIosStatusBar.instance.clearListener();
    // 如果记录了监听方法则可以定向剔除 TestIosStatusBar.instance.removeListener(() { });
    super.dispose();
  }

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: const Text('Plugin example app'),
        ),
        body: Center(
          child: Text('Running on: $_platformVersion\n'),
        ),
      ),
    );
  }
}
